V25.0125 Homework Answers - Chap. 3

Chapter 3

Homework Answers

Note: For some problems, giving the answers would inhibit your thinking through to the solution. In such cases, the phrase "Consult recitation instructor" has been given in place of the answer.

You must show work leading to your results in order to receive credit for homework assignments.

  • 19) (a) 4.82X103 g, (b) 556 g, (c) 0.056 mol, 3.4X1022, (d) 6.8X1022, 3.4X1022, 3.4X1022, 1.4X1023

  • 47) (a) 1.11 mol, (b) 37.6 g, (c) Consult recitation instructor.

  • 57) Consult recitation instructor.

  • 59) Consult recitation instructor.

  • 61) Consult recitation instructor.

  • 69) (a) 0.607 mol, (b) 1.21 mol

  • 81) 3.16 mol, 108 g, 17 g

  • 83) 0.335 g H2O, Consult recitation instructor, 0.29 g

  • 85) 0 g, 9.92 g, 7.99 g, 9.01 g, 7.38 g (in order listed in problem)

  • 87) 35 %

  • 91) 64.9 g

  • 95) (a) 0.11.4 g, (b) 0.274 mol, (c) 2.97X1023

  • 96) 11.1 g

  • 99) (a) Consult recitation instructor, (b) 1.36X102 g (sig. figs. corrected 10/4/15)

  • 102) Consult recitation instructor.

  • 103) Consult recitation instructor.

  • 124) Consult recitation instructor.

  • 126) 3.4 g

  • 132) (a) 463 g, 79.3 g, (b) 5.25

  • 138) (a) 84.2 %, (b) 16 g ZnO, 36 g SO2